[PATCH 05/10] x86: Wire up protection keys system calls

Tim Gardner tim.gardner at canonical.com
Wed Oct 19 15:09:05 UTC 2016


From: Dave Hansen <dave.hansen at linux.intel.com>

BugLink: http://bugs.launchpad.net/bugs/1591804

This is all that we need to get the new system calls themselves
working on x86.

Signed-off-by: Dave Hansen <dave.hansen at linux.intel.com>
Cc: linux-arch at vger.kernel.org
Cc: Dave Hansen <dave at sr71.net>
Cc: mgorman at techsingularity.net
Cc: arnd at arndb.de
Cc: linux-api at vger.kernel.org
Cc: linux-mm at kvack.org
Cc: luto at kernel.org
Cc: akpm at linux-foundation.org
Cc: torvalds at linux-foundation.org
Link: http://lkml.kernel.org/r/20160729163017.E3C06FD2@viggo.jf.intel.com
Signed-off-by: Thomas Gleixner <tglx at linutronix.de>

(cherry picked from commit f9afc6197e9bba1e2e62e262704f661810cc8bba)
Signed-off-by: Tim Gardner <tim.gardner at canonical.com>
---
 arch/x86/entry/syscalls/syscall_32.tbl | 5 +++++
 arch/x86/entry/syscalls/syscall_64.tbl | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl
index f848572..ff6ef7b 100644
--- a/arch/x86/entry/syscalls/syscall_32.tbl
+++ b/arch/x86/entry/syscalls/syscall_32.tbl
@@ -386,3 +386,8 @@
 377	i386	copy_file_range		sys_copy_file_range
 378	i386	preadv2			sys_preadv2			compat_sys_preadv2
 379	i386	pwritev2		sys_pwritev2			compat_sys_pwritev2
+380	i386	pkey_mprotect		sys_pkey_mprotect
+381	i386	pkey_alloc		sys_pkey_alloc
+382	i386	pkey_free		sys_pkey_free
+#383	i386	pkey_get		sys_pkey_get
+#384	i386	pkey_set		sys_pkey_set
diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl
index e9ce9c7..2f024d0 100644
--- a/arch/x86/entry/syscalls/syscall_64.tbl
+++ b/arch/x86/entry/syscalls/syscall_64.tbl
@@ -335,6 +335,11 @@
 326	common	copy_file_range		sys_copy_file_range
 327	64	preadv2			sys_preadv2
 328	64	pwritev2		sys_pwritev2
+329	common	pkey_mprotect		sys_pkey_mprotect
+330	common	pkey_alloc		sys_pkey_alloc
+331	common	pkey_free		sys_pkey_free
+#332	common	pkey_get		sys_pkey_get
+#333	common	pkey_set		sys_pkey_set
 
 #
 # x32-specific system call numbers start at 512 to avoid cache impact
-- 
2.7.4





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